Eurasian beaver vs Northern Rock Deermouse

Castor fiber compared with Peromyscus nasutus

Key Differences

• Eurasian beaver is Vulnerable while Northern Rock Deermouse is Least Concern.

Taxonomic Classification

Rank	Eurasian beaver	Northern Rock Deermouse
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum same	Chordata (रज्जुकी)	Chordata (रज्जुकी)
Class same	Mammalia (स्तनधारी)	Mammalia (स्तनधारी)
Order same	Rodentia (कृंतक)	Rodentia (कृंतक)
Family	Castoridae (Beavers)	Cricetidae
Genus	Castor (Beavers)	Peromyscus
Species	Castor fiber	Peromyscus nasutus

Evolutionary Relationship

Eurasian beaver and Northern Rock Deermouse share a common ancestor at the Order level: Rodentia. (कृंतक)

Conservation Status

Eurasian beaver

VU — Vulnerable

Northern Rock Deermouse

LC — Least Concern

Physical Characteristics

Attribute	Eurasian beaver	Northern Rock Deermouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Northern Rock Deermouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.